In case your aren't already sick of hearing about the 100 Up technique, here is some more information.
On the blog Sweat Science by Alex Hutchinson, Ph.D. He did a great job of putting this "new" technique into perspective. Alex Hutchinson is also the author of the book Which Comes Fist Cardio or Weights. - Sweat Science - Chris McDougall on “the one true way” to run
Here is a Wikipedia article Walter Goodall George the runner who originated the training method. It turns out that he was a very talented runner. - http://en.wikipedia.org/wiki/Walter_George_%28athlete%29
Here is a web site devoted the technique - http://100up.info/
Looking at what people are saying around the internet, it appears that not very many people are being taken in by the hype. Although, if the traffic to my blog is any indication, there is definitely a lot interest in it.